UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fLnhAaNhPFQt8FwtRd3ELINb79VNnzs7SeUVyorj9DM=' 
WHERE 
  key_id = '3def596679835ec2852fdc688091b94afe273b78447d0609f71c081a06619712' 
  AND (
    token = 'fLnhAaNhPFQt8FwtRd3ELINb79VNnzs7SeUVyorj9DM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )